CVE Vulnerability

CVE-2021-24556

The kento_email_subscriber_ajax AJAX action of the Email Subscriber WordPress plugin through 1.1, does not properly sanitise, validate and escape the submitted subscribe_email and subscribe_name POST parameters, inserting them in the DB and then outputting them back in the Subscriber list (/wp-admin/edit.php?post_type=kes_campaign&page=kento_email_subscriber_list_settings), leading a Stored XSS issue.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

6.1 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References
Link Resource
https://codevigilant.com/disclosure/2021/wp-plugin-email-subscriber/ Exploit Third Party Advisory
https://wpscan.com/vulnerability/f050aedc-f79f-4b27-acac-0cdb33b25af8 Exploit Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:email-subscriber_project:email-subscriber:*:*:*:*:*:wordpress:*:*
Information

Published : 2021-08-23 12:15

Updated : 2021-08-26 11:18

NVD link : CVE-2021-24556

Mitre link : CVE-2021-24556

Products Affected
No products.
CWE
CWE-79